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  <title>Returns the error code for the most recent statement call</title>
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  <div id="layout-content"><div id="function.maxdb-stmt-errno" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">maxdb_stmt_errno</h1>
  <h1 class="refname">maxdb_stmt::errno</h1>
  <p class="verinfo">(PECL maxdb &gt;= 1.0)</p><p class="refpurpose"><span class="refname">maxdb_stmt_errno</span> -- <span class="refname">maxdb_stmt::errno</span> &mdash; <span class="dc-title">Returns the error code for the most recent statement call</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-function.maxdb-stmt-errno-description">
  <h3 class="title">说明</h3>
  <p class="para">过程化风格</p>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>maxdb_stmt_errno</strong></span>
    ( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$stmt</code></span>
   ) : <span class="type">int</span></div>

  <p class="para rdfs-comment">面向对象风格</p>
  <div class="fieldsynopsis"><span class="type">int</span> <var class="varname">$maxdb_stmt-&gt;errno</var>;</div>

  <p class="para">
   For the statement specified by <em>stmt</em>, <span class="function"><strong>maxdb_stmt_errno()</strong></span>
   returns the error code for the most recently invoked statement function that can succeed or fail.
  </p>
  <blockquote class="note"><p><strong class="note">Note</strong>: 
   <p class="para">
    For possible error codes see documentation of SQLDBC:
    <a href="http://maxdb.sap.com/documentation/" class="link external">&raquo;&nbsp;http://maxdb.sap.com/documentation/</a>.
   </p>
  </p></blockquote>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.maxdb-stmt-errno-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   An error code value. Zero means no error occurred.
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-function.maxdb-stmt-errno-examples">
  <h3 class="title">范例</h3>
  <div class="example" id="example-1417">
   <p><strong>Example #1 面向对象风格</strong></p>
   <div class="example-contents">
<div class="phpcode"><pre><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /></span><span style="color: #FF8000">/*&nbsp;Open&nbsp;a&nbsp;connection&nbsp;*/<br /></span><span style="color: #0000BB">$maxdb&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">maxdb</span><span style="color: #007700">(</span><span style="color: #DD0000">"localhost"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"MONA"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"RED"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"DEMODB"</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/*&nbsp;check&nbsp;connection&nbsp;*/<br /></span><span style="color: #007700">if&nbsp;(</span><span style="color: #0000BB">maxdb_connect_errno</span><span style="color: #007700">())&nbsp;{<br />&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Connect&nbsp;failed:&nbsp;%s\n"</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">maxdb_connect_error</span><span style="color: #007700">());<br />&nbsp;&nbsp;&nbsp;exit();<br />}<br /><br /></span><span style="color: #0000BB">$maxdb</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">query</span><span style="color: #007700">(</span><span style="color: #DD0000">"CREATE&nbsp;TABLE&nbsp;temp.mycity&nbsp;LIKE&nbsp;hotel.city"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$maxdb</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">query</span><span style="color: #007700">(</span><span style="color: #DD0000">"INSERT&nbsp;INTO&nbsp;temp.mycity&nbsp;SELECT&nbsp;*&nbsp;FROM&nbsp;hotel.city"</span><span style="color: #007700">);<br /><br /><br /></span><span style="color: #0000BB">$query&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #DD0000">"SELECT&nbsp;name,&nbsp;zip&nbsp;FROM&nbsp;temp.mycity&nbsp;ORDER&nbsp;BY&nbsp;name"</span><span style="color: #007700">;<br />if&nbsp;(</span><span style="color: #0000BB">$stmt&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">$maxdb</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">prepare</span><span style="color: #007700">(</span><span style="color: #0000BB">$query</span><span style="color: #007700">))&nbsp;{<br /><br />&nbsp;&nbsp;&nbsp;</span><span style="color: #FF8000">/*&nbsp;drop&nbsp;table&nbsp;*/<br />&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$maxdb</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">query</span><span style="color: #007700">(</span><span style="color: #DD0000">"DROP&nbsp;TABLE&nbsp;temp.mycity"</span><span style="color: #007700">);<br /><br />&nbsp;&nbsp;&nbsp;</span><span style="color: #FF8000">/*&nbsp;execute&nbsp;query&nbsp;*/<br />&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">execute</span><span style="color: #007700">();<br /><br />&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Error:&nbsp;%d.\n"</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">errno</span><span style="color: #007700">);<br /><br />&nbsp;&nbsp;&nbsp;</span><span style="color: #FF8000">/*&nbsp;close&nbsp;statement&nbsp;*/<br />&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">close</span><span style="color: #007700">();<br />}<br /><br /></span><span style="color: #FF8000">/*&nbsp;close&nbsp;connection&nbsp;*/<br /></span><span style="color: #0000BB">$maxdb</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">close</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</pre></div>
   </div>

  </div>
  <div class="example" id="example-1418">
   <p><strong>Example #2 过程化风格</strong></p>
   <div class="example-contents">
<div class="phpcode"><pre><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /></span><span style="color: #FF8000">/*&nbsp;Open&nbsp;a&nbsp;connection&nbsp;*/<br /></span><span style="color: #0000BB">$link&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">maxdb_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">"localhost"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"MONA"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"RED"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"DEMODB"</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/*&nbsp;check&nbsp;connection&nbsp;*/<br /></span><span style="color: #007700">if&nbsp;(</span><span style="color: #0000BB">maxdb_connect_errno</span><span style="color: #007700">())&nbsp;{<br />&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Connect&nbsp;failed:&nbsp;%s\n"</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">maxdb_connect_error</span><span style="color: #007700">());<br />&nbsp;&nbsp;&nbsp;exit();<br />}<br /><br /></span><span style="color: #0000BB">maxdb_query</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"CREATE&nbsp;TABLE&nbsp;temp.mycity&nbsp;LIKE&nbsp;hotel.city"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">maxdb_query</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"INSERT&nbsp;INTO&nbsp;temp.mycity&nbsp;SELECT&nbsp;*&nbsp;FROM&nbsp;hotel.city"</span><span style="color: #007700">);<br /><br /><br /></span><span style="color: #0000BB">$query&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #DD0000">"SELECT&nbsp;name,&nbsp;zip&nbsp;FROM&nbsp;temp.mycity&nbsp;ORDER&nbsp;BY&nbsp;name"</span><span style="color: #007700">;<br />if&nbsp;(</span><span style="color: #0000BB">$stmt&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">maxdb_prepare</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$query</span><span style="color: #007700">))&nbsp;{<br /><br />&nbsp;&nbsp;&nbsp;</span><span style="color: #FF8000">/*&nbsp;drop&nbsp;table&nbsp;*/<br />&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">maxdb_query</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"DROP&nbsp;TABLE&nbsp;temp.mycity"</span><span style="color: #007700">);<br /><br />&nbsp;&nbsp;&nbsp;</span><span style="color: #FF8000">/*&nbsp;execute&nbsp;query&nbsp;*/<br />&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">maxdb_stmt_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">);<br /><br />&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Error:&nbsp;%d.\n"</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">maxdb_stmt_errno</span><span style="color: #007700">(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">));<br /><br />&nbsp;&nbsp;&nbsp;</span><span style="color: #FF8000">/*&nbsp;close&nbsp;statement&nbsp;*/<br />&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">maxdb_stmt_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #FF8000">/*&nbsp;close&nbsp;connection&nbsp;*/<br /></span><span style="color: #0000BB">maxdb_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</pre></div>
   </div>

  </div>
  <p class="para">以上例程的输出类似于：</p>
  <div class="example-contents screen">
<div class="cdata"><pre>
Warning: maxdb_stmt_execute(): -4004 POS(23) Unknown table name:MYCITY [42000] &lt;...&gt;
Error: -4004.
</pre></div>
  </div>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.maxdb-stmt-errno-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="function"><a href="maxdb_stmt_error.html" class="function" rel="rdfs-seeAlso">maxdb_stmt_error()</a> - Returns a string description for last statement error</span></li>
    <li class="member"><span class="function"><a href="maxdb_stmt_sqlstate.html" class="function" rel="rdfs-seeAlso">maxdb_stmt_sqlstate()</a> - Returns SQLSTATE error from previous statement operation</span></li>
   </ul>
  </p>
 </div>


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